Explore topic-wise MCQs in Testing Subject.

This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.

1.

Why is chlorine bubbled through water during the latter’s treatment?

A. To remove foul odor
B. To kill microorganisms
C. To improve taste
D. To remove hardness
Answer» C. To improve taste
Previous Next